/Engine/Source/Editor/UnrealEd/Public/Kismet2/ComponentEditorUtils.h
Attempts to paste components from the clipboard as siblings of the target component
static void PasteComponents ( [TArray](API\Runtime\Core\Containers\TArray)< [UActorComponent](API\Runtime\Engine\Components\UActorComponent) * > & OutPastedComponents, [AActor](API\Runtime\Engine\GameFramework\AActor) * TargetActor, [USceneComponent](API\Runtime\Engine\Components\USceneComponent) * TargetComponent, const [FString](API\Runtime\Core\Containers\FString) * SourceData )